1) pit
底坑
2) Guodikeng Formation
锅底坑组
1.
Through ostracoda biostratigraphical investigation on the continental Permo—Triassic transition suc- cession from the south limb of the Dalongkou anticline section in Jimsar,Xinjian found very abundant ostracoda fos- sils in the Guodikeng Formation.
通过对新疆吉木萨尔大龙口背斜南翼剖面,陆相二叠系—三叠系界线层段锅底坑组介形虫生物地层的研究,发现介形虫化石非常丰富,计有3属51种,可明显地划分为两个组合带,即①Panxiania reticulata -Darwinuloides circulosa-Darwinula parallela 组合带和② Darwinula rotundata-Darwinula gloria-Darwinula pseudooblonga 组合带。
3) lift pit, elevator pit
电梯底坑
4) pit stop switch
底坑制动开关
5) pit protection screen, pit protection railing
电梯底坑护栏
6) pit inspection and light device
底坑检修和照明装置
参考词条
补充资料：没底坑
1.谓永远填不平的坑。比喻永远满足不了的欲望。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。